Origin:

Definition:

ferrule : the protective point or knob on the far end of an umbrella

Example Sentence:

He used his umbrella as a cane, and with every step planted its ferrule in the ground.

Origin:

Ferrule comes from the Latin viriola, meaning "small bracelet." This makes more sense when you consider that ferrule is also the term for the metal band at the end of a table leg (or similar object) that strengthens it or prevents it from splitting.

Origin:

Definition:

tittle : the dot over i or j

Example Sentence:

In a handwritten business note, it's best to avoid smiley-face tittles.

Origin:

Tittle comes from the Latin titulus, which originally meant "title." Titulus came to refer to marks such as the abbreviated form of n written over a vowel (like the Spanish tilde, which indirectly got its name from titulus), and then to any mark above a letter.